Ca(OH)2+H2SO4=СaSO4+2H2O
Ca(OH)2+ZnCl2=CaCl2+Zn(OH)2(осадок)
Ca(OH)2+ SO3+СaSO3(осадок)+H2O
H2SO4+CuO=СuSO4+H2O
3H2SO4+2Al=Al2(SO4)3+3H2
CuO+ SO3=CuSO4
3CuO+2Al=3Cu+Al2O3
Ca(OH)2+H2SO4=СaSO4+2H2O
Ca(OH)2+ZnCl2=CaCl2+Zn(OH)2(осадок)
Ca(OH)2+ SO3+СaSO3(осадок)+H2O
H2SO4+CuO=СuSO4+H2O
3H2SO4+2Al=Al2(SO4)3+3H2
CuO+ SO3=CuSO4
3CuO+2Al=3Cu+Al2O3